Atmósfera 1 ESO

What are the layers of the atmosphere in order from closest to the Earth to farthest away?

• Troposphere, stratosphere, mesosphere, thermosphere, exosphere

• Troposphere, stratosphere, ionosphere, exosphere

• Troposphere, stratosphere, thermosphere, exosphere

• Stratosphere, mesosphere, thermosphere, exosphere

What is the layer of the atmosphere where most of the weather occurs?

• Troposphere

• Thermosphere

• Mesosphere

• Stratosphere

What percentage of the atmosphere is composed of oxygen?

• 21%

• 10%

• 30%

• 50%

What is the layer of the atmosphere where the auroras borealis are found?

• Ionosphere

• Stratosphere

• Troposphere

• Exosphere

What gas is responsible for protecting us from the ultraviolet radiation of the sun?

• Nitrogen

• Carbon dioxide

• Ozone

• Methane

What is the layer of the atmosphere where weather phenomena such as rain and snow occur?

• Mesosphere

• Thermosphere

• Troposphere

• Stratosphere

What gas is the second most abundant in the atmosphere?

• Carbon Dioxide

• Nitrogen

• Oxygen

• Methane

What is the layer of the atmosphere where airplanes fly?

• Stratosphere

• Mesosphere

• Exosphere

• Troposphere

What percentage of the atmosphere is composed of nitrogen?

• 90%

• 50%

• 78%

• 30%